Search for all of "Tunnels", all of "Buildings And Structures"

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1. Construction of diversion tunnels -- Hoover Dam site
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2. Diversion tunnels during Hoover Dam construction
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3. Power house on Nevada side of Hoover Dam
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4. Hoover Dam construcion -- blasting
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5. Construction of Hoover Dam
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6. Construction of Hoover Dam
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7. Construction of Hoover Dam
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8. Looking across the river at the lower portal of Diversion Tunnel No. 3.
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9. Construction on the Nevada power house
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10. Switchyard control circuit tunnel under construction -- Hoover Dam site
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11. Construction of the Arizona power house
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12. Hoover Dam during construction
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13. Road tunnel portal
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14. Construction of Hoover Dam
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15. Hoover Dam construction
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16. Portals, Hoover Dam construction
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17. Hoover Dam construction
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18. Hoover Dam construction -- various phases
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19. Construction of Hoover Dam
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20. Hoover Dam construction
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21. Hoover Dam construction
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22. Hoover Dam construction
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23. Hoover Dam construction
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24. Aerial view -- Hoover Dam construction
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25. Construction on the Nevada power house
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26. Construction on the Arizona power house
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27. Construction on the Nevada power house
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28. Construction view of the valve house and portal area of Hoover Dam
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29. View of Hoover Dam construction from the top of the dam
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30. Construction on Hoover Dam and the power houses looking upstream from the lower portals road
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31. Hoover Dam construction site, looking upstream from the lower portals road
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32. Construction on Hoover Dam and the power houses looking upstream from the lower portals road
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33. Aerial view of Hoover Dam, looking upstream on the Colorado River
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34. Bridge construction near Hoover Dam site
 

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